package com.atguigu.principle.dependInversion.dependDeliver3Way.constructionMethodDeliver;

/**
 * @program: design-patterns
 * @author: yangshen
 * @description:
 * @create: 2022-01-10 15:49
 **/
public interface IOpenAndClose {
    /**
     * 抽象方法：打开电视
     */
    public void open();
}
